大师作文网do does ； cost costs的用法!
来源：学生作业帮 编辑：大师作文网作业帮 分类：英语作业 时间：2024/11/18 19:12:11
do does ； cost costs的用法!
1：how much do the carrots cost?
the carrots cost three dollars.
2：how much does the tea cost?
the tea costs two euros.
3：how much does a movie ticket cost?
a movie ticket costs nine pounds.
问：为什么第一句用do,第二句用does呢?为什么第二句和第三句回答中不用cost,而是用costs呢?
1：how much do the carrots cost?
the carrots cost three dollars.
2：how much does the tea cost?
the tea costs two euros.
3：how much does a movie ticket cost?
a movie ticket costs nine pounds.
问：为什么第一句用do,第二句用does呢?为什么第二句和第三句回答中不用cost,而是用costs呢?
第一句里的carrots是复数啊``当然用DO``
tea是不可数名词``所以用costs
ticket是可数名词单数``所以用costs
tea是不可数名词``所以用costs
ticket是可数名词单数``所以用costs